fix trkn metadata parsing
Originally committed as revision 18001 to svn://svn.ffmpeg.org/ffmpeg/trunk
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0fb44a4e47
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c6026e4360
@ -79,6 +79,19 @@ typedef struct MOVParseTableEntry {
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static const MOVParseTableEntry mov_default_parse_table[];
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static int mov_metadata_trkn(MOVContext *c, ByteIOContext *pb, unsigned len)
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{
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char buf[16];
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get_be16(pb); // unknown
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snprintf(buf, sizeof(buf), "%d", get_be16(pb));
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av_metadata_set(&c->fc->metadata, "track", buf);
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get_be16(pb); // total tracks
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return 0;
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}
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static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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{
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#ifdef MOV_EXPORT_ALL_METADATA
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@ -87,6 +100,7 @@ static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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char str[1024], key2[16], language[4] = {0};
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const char *key = NULL;
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uint16_t str_size;
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int (*parse)(MOVContext*, ByteIOContext*, unsigned) = NULL;
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switch (atom.type) {
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case MKTAG(0xa9,'n','a','m'): key = "title"; break;
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@ -101,6 +115,8 @@ static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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case MKTAG(0xa9,'g','e','n'): key = "genre"; break;
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case MKTAG(0xa9,'t','o','o'):
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case MKTAG(0xa9,'e','n','c'): key = "muxer"; break;
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case MKTAG( 't','r','k','n'): key = "track";
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parse = mov_metadata_trkn; break;
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}
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if (c->itunes_metadata && atom.size > 8) {
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@ -132,6 +148,10 @@ static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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return -1;
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str_size = FFMIN3(sizeof(str)-1, str_size, atom.size);
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if (parse)
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parse(c, pb, str_size);
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else {
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get_buffer(pb, str, str_size);
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str[str_size] = 0;
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av_metadata_set(&c->fc->metadata, key, str);
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@ -139,6 +159,7 @@ static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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snprintf(key2, sizeof(key2), "%s-%s", key, language);
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av_metadata_set(&c->fc->metadata, key2, str);
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}
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}
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#ifdef DEBUG_METADATA
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av_log(c->fc, AV_LOG_DEBUG, "lang \"%3s\" ", language);
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av_log(c->fc, AV_LOG_DEBUG, "tag \"%s\" value \"%s\" atom \"%.4s\" %d %lld\n",
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@ -1428,17 +1449,6 @@ static int mov_read_meta(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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return 0;
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}
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static int mov_read_trkn(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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{
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char track[16];
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get_be32(pb); // type
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get_be32(pb); // unknown
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snprintf(track, sizeof(track), "%d", get_be32(pb));
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av_metadata_set(&c->fc->metadata, "track", track);
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dprintf(c->fc, "%.4s %s\n", (char*)&atom.type, track);
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return 0;
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}
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static int mov_read_tkhd(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
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{
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int i;
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@ -1790,7 +1800,6 @@ static const MOVParseTableEntry mov_default_parse_table[] = {
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{ MKTAG('t','r','a','k'), mov_read_trak },
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{ MKTAG('t','r','a','f'), mov_read_default },
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{ MKTAG('t','r','e','x'), mov_read_trex },
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{ MKTAG('t','r','k','n'), mov_read_trkn },
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{ MKTAG('t','r','u','n'), mov_read_trun },
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{ MKTAG('u','d','t','a'), mov_read_default },
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{ MKTAG('w','a','v','e'), mov_read_wave },
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